Lincoln Electric CV-300 BUILT-IN Diagnostic Routines and Error Codes, Error Code Trouble Remedy

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TROUBLESHOOTING

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Observe all Safety Guidelines detailed throughout this manual

BUILT-IN DIAGNOSTIC ROUTINES AND ERROR CODES

The CV-300 Meter PC Board displays error codes when certain trouble conditions exist. The error codes, trouble conditions, and possible remedies are listed below.

ERROR

CODE

TROUBLE

REMEDY

E00

1.

Output short circuited.

1.

Turn power off. Remove short circuit.

 

2.

May be encountered while

2.

a) Turn power off to clear error. Use recommended

 

 

starting or welding with 1/16" alu-

 

wfs, voltage settings and angle of approach of wire

 

 

minum wire.

 

to work.

 

 

 

 

b) If problem still persists, call Local Lincoln

 

 

 

 

Authorized Field Service Facility.

E10

Thermostat circuit has opened.

Allow machine to cool. Be sure to provide adequate

 

 

 

ventilation for machine.

 

 

 

E20

Memory error.

See PC Board Troubleshooting Procedure.

 

 

 

 

 

E30

1.

Voltage Adjust potentiometer not

1.

Check wiring between Voltage Adjust and the

 

 

connected.

 

Control PC Board.

 

2.

Remote Control not functioning

2.

See Options Troubleshooting Guide.

 

 

correctly.

 

 

 

 

 

E40

Input line voltage too low.

Turn power off. Insure machine input voltage is within

 

 

 

specifications. Turn power back on.

 

 

 

E50

Input line voltage too high.

Turn power off. Insure machine input voltage is within

 

 

 

specifications. Turn power back on.

 

 

 

E60

Overload condition.

Reduce load on machine.

 

 

 

 

 

If, after attempting the remedies listed above, the error condition still exists, the problem may be with the wiring in the following areas: the shunt (leads 218 and 219), or voltage feedback (leads 213B, 214B and 224B).

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

CV-300

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Contents Idealarc CV-300October California Proposition 65 Warnings SafetyElectric Shock can kill Cylinder may explode if damaged Sûreté Pour Soudage a L’Arc Précautions DE SûretéThank You Table of Contents Technical Specifications Idealarc CV-300 InstallationSelect Suitable Location Safety PrecautionsInput Connections StackingOutput Connections Field Installed OptionsParalleling Operation Operating InstructionsGeneral Warnings Design Features Operational Features and ControlsPower Source Operation General DescriptionThermal Protection Indication Light Controls and SettingsVoltage Control Indicates Warning Information Located on Right Case SideOutput Panel Connections C. Output ConnectorsAuxiliary Power Starting the MachineOverload Protection Accessories Factory Installed OPTIONS/ACCESSORIESCompatible Lincoln Equipment General Maintenance MaintenanceSafety Precautions Machine and Circuit ProtectionHOW to USE Troubleshooting Guide TroubleshootingError Code Trouble Remedy BUILT-IN Diagnostic Routines and Error CodesProblems Possible Areas Recommended Symptoms Machine Troubleshooting GuideProblems Poor arc characteristics Control PC Board defective Options Troubleshooting Guide Meter PC Board Control PC BoardOptional K857 Remote Control Check Fault Protection OperationOutput Voltage Checking Snubber CircuitWiring Diagram CV-300 60Hz CV Power Source to AN LN-7 and K857 DiagramsAdapter LN-7 Power Source to a K867 / K775CV Power Source to AN LN-25 Power Source to AN LN-25 / K444-1 Wire Lincoln Power Source to AN LN-742Installation Instructions TWIST-MATE Cable Plug Installation Instructions Connection of NON-LINCOLN Wire Feeders Dimension Print CV-300 CV-300 How To Read Shop Drawings Precaucion Warnung

CV-300 specifications

The Lincoln Electric CV-300 is a highly regarded power source designed specifically for wire feed welding applications. This machine combines advanced technology with user-friendly features to meet the demanding needs of professional welders. Known for its reliability, efficiency, and versatility, the CV-300 is suitable for various welding processes, including MIG, flux-cored, and DC TIG welding.

One of the standout features of the CV-300 is its constant voltage design. This ensures a stable arc throughout the welding process, which is critical for achieving high-quality welds. The ability to maintain a consistent arc helps in reducing spatter and improves bead appearance, making it ideal for both novice and experienced welders.

The CV-300 is equipped with Lincoln Electric's exclusive Auto-Set technology. This feature simplifies the setup process significantly by allowing users to select the material type and thickness. The machine automatically adjusts the voltage and wire feed speed, ensuring optimal performance without requiring extensive knowledge of welding parameters from the operator.

Another defining characteristic of the CV-300 is its robust construction. Built to endure the rigors of the shop environment, the power source features a durable housing and components that withstand high heat and heavy use. Additionally, it is designed for easy access to internal components, facilitating maintenance and servicing when required.

Portability is another significant advantage of the Lincoln Electric CV-300. Weighing in at a manageable size, the power source can easily be transported to job sites or moved around the workshop, enhancing its usability. It is compatible with various wire feeders, making it an adaptable choice for different welding projects, whether it's light fabrication or heavier industrial work.

The CV-300 also supports a variety of input voltages, making it versatile for use in different settings. Its adaptability allows it to operate efficiently in various environments, ensuring that welders have the power they need at their fingertips.

In summary, the Lincoln Electric CV-300 is a formidable choice for those in need of reliable and powerful welding equipment. With features such as constant voltage output, Auto-Set technology, robust construction, and portability, it meets the demands of modern welding with ease, helping professionals achieve stunning results in their work.